South KoreaSeoul - South KoreaFinished

Predictions graded

Koki Matsuda #475Japan2Geun Jun Kim #1858South Korea0

Sets 7-6 · 6-4Sun 25 Oct 2026, 06:15 Predictions gradedQ1Hard

Predictions8–189%

Edges1–0100%

Player Profiles

Ranking advantageKoki Matsuda · 1383 places

Koki Matsuda

Japan

Born 31 October 2000. His 2026 activity has been concentrated on hard courts, and he reached a career-best ranking of No. 451 in August 2026.

Current ranking: #475
Peak ranking: #451 · 2026
Current age: 25
Preferred surface: I.hard
Hand: Right handed
Height: 183 cm

Geun Jun Kim

South Korea

Reliable public profile fields beyond the supplied structured reference were unavailable.

Current ranking: #1858
Peak ranking: —
Current age: —
Preferred surface: Hard
Hand: —
Height: —

Quick Take

Pre-match view

Context last updated 25 Oct 2026, 00:44 · Europe/Bucharest

A qualifying opener between a No. 475 who keeps losing at a higher level and a No. 1858 whose 7-6 run came mostly against unranked opponents, and who has not completed a match since 12 September.

Matsuda is the likelier winner, but 1.30 asks for about a 77% strike rate his 6-9 hard-court record does not back. No reviewed price is worth taking.

Context

Kim arrives without a completed match for six weeks, while Matsuda played three times in the three days before this fixture window.
Kim's 7-6 record covers 1 July to 12 September 2026 and nothing after it. The Seoul fixture therefore rests on form that is over a month old, and the layoff is a scheduling fact rather than proof of injury or lost level. It does mean his numbers carry a longer shadow than Matsuda's, whose sample runs to 20 October.
- Kim's hard-court set evidence covers 12 completed matches from 1 July to 12 September 2026.
- His latest completed match in that sample is dated 12 September 2026; the Seoul qualifier is scheduled for 25 October 2026.
Matsuda's first set is the shakier half of his match; his second-set numbers are the reason this stays competitive.
Slow starts are the clearest pattern in Matsuda's sample and sit awkwardly with his position as the higher-ranked player. He is better in second sets, winning seven of 15, so his matches tend to be closer after a poor opening. Kim won 6 of 12 first sets and 9 of 12 second sets, which makes the opening set tighter than the ranking gap implies.
- Matsuda's set-one record is 4 wins and 11 losses across 15 hard-court matches from 7 August to 20 October 2026.
- He averaged 3.8 games won and 5.67 lost in first sets, with two tiebreaks, and is 7-8 in second sets.
Kim's recent wins have come at a lower level of opposition than Matsuda's recent defeats.
Kim's 7-6 hard-court record reads well until the names are checked. The four wins listed between 3 and 12 September 2026 came against unranked players, and his losses came to ranked opponents, including No. 814 Tomida in straight sets. That makes the winning record a weaker signal against a top-500 opponent than the raw numbers suggest.
- Kim lost 2-6 3-6 to No. 814 Yuta Tomida on 5 September 2026.
- All four wins in his listed 3-12 September 2026 matches came against opponents without a listed ranking.
The 25 October fixture is the opening step of qualifying rather than a main-draw match. Court 2 and the 06:00 UTC start define the immediate setting for this contest. It adds tournament orientation but no player-specific condition or performance signal.
- The match is listed as a Q1 contest on Court 2.
ConfirmedSources checked 25 Oct 2026, 00:43 · Europe/BucharestMatchstatmatchstat.com · 24 Oct 2026

BetBugs edges

Compare BetBugs' chances with the market's.

Other edges · 1

The published chance does not exceed the market's implied chance.

Match WinnerwonUncertainty band: Lean

Koki Matsuda

1.30fair 1.67

BetBugs 60% · Market 76.9%

−16.9ppshort

Matsuda has been beaten regularly but against far stronger opposition than Kim, whose winning run came almost entirely against unranked or very lowly ranked players.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality Medium · Uncertainty band Lean · Market price 1.30
The read
Matsuda has been beaten regularly but against far stronger opposition than Kim, whose winning run came almost entirely against unranked or very lowly ranked players.
- Matsuda ranked 475; Kim ranked 1858
- Matsuda 6-9 on hard in last 15; Kim 7-6 on hard in last 13
- Kim's recent wins came against unranked or 1500+ ranked opponents
- Kim's most recent completed match was 12 September 2026
BetBugs · Match WinnerwonKoki MatsudaEstimated chance60%

Games3 of 3 landed

Signal quality Low · Uncertainty band Slight lean · Not priced
The read
A large share of both players' matches finish in two sets, and Matsuda in particular loses or wins opening sets by wide margins.
- Matsuda straight-set results in 10 of 15 matches
- Kim straight-set results in 7 of 12 matches
- Matsuda's set1 average total games is only 9.5
BetBugs · Total GameswonUnder 23.5Estimated chance54%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
The combined set1 average sits just above the line, with a handful of tiebreaks in both samples.
- Matsuda set1 total games average 9.47 with 2 tiebreaks
- Kim set1 total games average 10.08 with 1 tiebreak
- Combined set1 average across both players about 9.8 games
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance52%
Signal quality Low · Uncertainty band Near coin-flip · Not priced
The read
Matsuda's second sets are close on average and often go beyond nine games, with several tiebreaks in the sample.
- Matsuda set2 total games average 10.0 with 4 tiebreaks
- Kim set2 total games average 9.5 with 1 tiebreak
- Matsuda has four set2 tiebreaks in 15 matches
BetBugs · Set 2 Total GameswonOver 9.5Estimated chance51%

Sets3 of 3 landed

Signal quality Low · Uncertainty band Lean · Not priced
The read
Both players more often finish in two sets than three, which favours the under on the sets line.
- Matsuda 0-2 or 2-0 in 10 of 15 hard-court matches
- Kim 2-0 or 0-2 in 7 of 12 hard-court matches
- Matsuda average sets per match 2.33
BetBugs · Total SetswonUnder 2.5Estimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Matsuda's higher level should give him the edge, but his first-set record is the weakest part of his game.
- Matsuda won set1 in 4 of 15 hard-court matches
- Matsuda set1 games average 3.8 won vs 5.7 lost
- Kim set1 record 6-6 across 12 hard-court matches
BetBugs · Set 1 WinnerwonKoki MatsudaEstimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Matsuda is noticeably better in second sets than first sets, which keeps this close against Kim's strong set2 numbers.
- Matsuda won set2 in 7 of 15 hard-court matches
- Kim set2 record 9-3 across 12 hard-court matches
- Matsuda set2 games average 4.7 won vs 5.3 lost
BetBugs · Set 2 WinnerwonKoki MatsudaEstimated chance54%

Match stats0 of 1 landed

Signal quality Low · Uncertainty band Strong lean · Not priced
The read
Most matches in both samples were settled without a tiebreak, and Kim's sets in particular have finished with a clear margin.
- Kim had a tiebreak in only 2 of 12 hard-court matches
- 71 per cent of Matsuda's hard-court matches had no tiebreak
- Both players' average set totals are close to two
BetBugs · Tiebreak in MatchlostNoEstimated chance67%

Koki Matsuda

6W 9L

6-1 6-3#280Yi Zhou

6-4 7-6(6)#388Omar Jasika

6-3 4-6 7-6(2)#494Millen Hurrion

6-3 6-3#462Evan Zhu

6-3 6-2#478Keisuke Saitoh

6-1 6-2#403Arthur Weber

6-2 4-6 7-5#339Philip Sekulic

7-5 7-6(4)#867Martin Borisiouk

6-3 6-2#405Mitsuki Wei Kang Leong

7-6(4) 7-6(6)#357Jake Delaney

2-6 6-3 7-6(4)—Fanming Meng

6-7(5) 7-6(3) 6-4#897Kaito Uesugi

6-3 6-4—Chen Hui Ho

6-3 6-4#242Hayato Matsuoka

6-4 1-6 6-2#831Gijs Brouwer

Geun Jun Kim

8W 7L

6-2 3-6 6-4#1581Zhao Zhao

3-6 6-0 6-3—Yuquan Jin

3-6 7-5 3-0 ret.—Xiaoyin Yang

6-4 6-3—Lachlan Vickery

6-2 6-3#814Yuta Tomida

6-4 6-4—Harrison Satara

7-6(3) 6-3—Alex Jones

6-4 6-4—Jaesung Choe

6-4 5-7 6-0#534Fitriadi M Rifqi

5-7 6-3 11-9—Matthew Shearer

6-4 6-4#874Yeongseok Jeong

5-7 6-4 6-1#665Isaac Becroft

5-7 7-6(8) 6-3—James Van Herzeele

6-3 ret.#850Wishaya Trongcharoenchaikul

6-3 6-1—Asahi Harazaki

Stat Battle

Last 15 match performance, compared side by side.

KMKoki MatsudaMatsuda

Last 15

3–6

9 core stats · 0 even

Geun Jun KimKimGK

Geun Jun Kim carries the stronger recent form — Koki Matsuda's route runs through serve.

Serve · 2–3

1st Serve In15/15 · 13/1561.3%+7.2pp68.5%

1st Serve Won15/15 · 13/1570.2%+11.3pp58.9%

2nd Serve Won15/15 · 13/1547.6%+3.2pp50.8%

Aces / Match15/15 · 13/156.5+5.90.6

Double Faults / Match15/15 · 13/152.60.4 fewer2.2

Return · 0–1

Return Pts Won15/15 · 13/1534.2%+9.2pp43.4%

Pressure · 1–1

Break Pts Converted15/15 · 13/1530.4%+6.8pp37.2%

Break Pts Saved15/15 · 13/1562.2%+7.8pp54.4%

Points · 0–1

Total Pts Won15/15 · 13/1547.8%+1.9pp49.7%

Serve · 2–3

61.3%1st Serve In15/15 · 13/15+7.2pp68.5%

70.2%1st Serve Won15/15 · 13/15+11.3pp58.9%

47.6%2nd Serve Won15/15 · 13/15+3.2pp50.8%

6.5Aces / Match15/15 · 13/15+5.90.6

2.6Double Faults / Match15/15 · 13/150.4 fewer2.2

Return · 0–1

34.2%Return Pts Won15/15 · 13/15+9.2pp43.4%

Pressure · 1–1

30.4%Break Pts Converted15/15 · 13/15+6.8pp37.2%

62.2%Break Pts Saved15/15 · 13/15+7.8pp54.4%

Points · 0–1

47.8%Total Pts Won15/15 · 13/15+1.9pp49.7%